{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["enabling technology", "biomedical", "manufacturing standard", "concept or principle", "application", "machanical property"], "input": "The definition of the material characteristics must be fixed as well as the definition of transitions between different materials in different regions of the objects ."}
{"enabling technology": [], "biomedical": [], "manufacturing standard": [], "concept or principle": ["materials"], "application": [], "machanical property": []}